FR2501780B3 - - Google Patents
Info
- Publication number
- FR2501780B3 FR2501780B3 FR8105177A FR8105177A FR2501780B3 FR 2501780 B3 FR2501780 B3 FR 2501780B3 FR 8105177 A FR8105177 A FR 8105177A FR 8105177 A FR8105177 A FR 8105177A FR 2501780 B3 FR2501780 B3 FR 2501780B3
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
- E21D21/0026—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts
- E21D21/004—Bolts held in the borehole by friction all along their length, without additional fixing means
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49826—Assembling or joining
- Y10T29/49863—Assembling or joining with prestressing of part
- Y10T29/4987—Elastic joining of parts
- Y10T29/49872—Confining elastic part in socket
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49826—Assembling or joining
- Y10T29/49863—Assembling or joining with prestressing of part
- Y10T29/49876—Assembling or joining with prestressing of part by snap fit
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T403/00—Joints and connections
- Y10T403/76—Joints and connections having a cam, wedge, or tapered portion
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Piles And Underground Anchors (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/095,375 US4260294A (en) | 1979-11-19 | 1979-11-19 | Friction rock stabilizer and method for inserting thereof in an earth structure bore |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2501780A1 FR2501780A1 (en) | 1982-09-17 |
FR2501780B3 true FR2501780B3 (en) | 1984-01-13 |
Family
ID=22251656
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8105177A Granted FR2501780A1 (en) | 1979-11-19 | 1981-03-16 | FRICTION ROCK STABILIZATION DEVICE AND ITS PLACEMENT METHOD USED FOR STABILIZING THE ROOF AND WALLS OF MINING GALLERIES |
Country Status (4)
Country | Link |
---|---|
US (1) | US4260294A (en) |
AU (1) | AU555907B2 (en) |
FR (1) | FR2501780A1 (en) |
ZA (1) | ZA805821B (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4322183A (en) * | 1980-03-07 | 1982-03-30 | Armand Ciavatta | Friction rock stabilizer and installation lubricating cement apparatus and method |
US4310266A (en) * | 1980-03-10 | 1982-01-12 | Ingersoll-Rand Company | Friction rock stabilizer and method of inserting same in an earth structure bore |
US4502818A (en) * | 1980-03-28 | 1985-03-05 | Elders G W | Roof support pin |
US4350462A (en) * | 1980-03-28 | 1982-09-21 | Elders G W | Roof support pin |
US4407610A (en) * | 1980-03-28 | 1983-10-04 | Elders G W | Stabilizer for an earth structure |
EP0128914A1 (en) * | 1982-12-11 | 1984-12-27 | Klaus Ketterer | Device for anchoring rocks |
DE3717024A1 (en) * | 1987-05-21 | 1988-12-01 | Willich F Gmbh & Co | Device for drilling boreholes and injecting stabilising material |
EP0437468B1 (en) * | 1988-10-10 | 1996-11-27 | WITZAND, Hendrik Hermanus Gerhardus | Rock stabilizer |
US5931606A (en) * | 1997-05-02 | 1999-08-03 | Ingersoll-Rand Company | Stabilizer length coding system |
CZ20033139A3 (en) * | 2003-11-19 | 2005-07-13 | Ankra, Spol. S R. O. | Method for driving anchoring bolts into rocks |
ZA201105990B (en) * | 2010-08-16 | 2012-05-25 | Anglogold Ashanti Ltd | Anchoring device |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US719817A (en) * | 1902-05-16 | 1903-02-03 | Kunze Clamp And Hose Mender Company | Hose or pipe mender. |
US2177231A (en) * | 1938-03-07 | 1939-10-24 | Albert H Tinnerman | Tool |
US2180271A (en) * | 1939-03-09 | 1939-11-14 | Arras Damiano | Hose clamp |
US3425757A (en) * | 1968-01-17 | 1969-02-04 | Minor Burt S | Split drill pipe protector |
US3701555A (en) * | 1969-11-24 | 1972-10-31 | Kenneth D Harris | Clamp |
US4109684A (en) * | 1977-04-14 | 1978-08-29 | Fernandez Robert R | Method and apparatus for repairing leaks in water heaters |
US4142704A (en) * | 1978-01-19 | 1979-03-06 | Trw Inc. | Compressor mount clips |
-
1979
- 1979-11-19 US US06/095,375 patent/US4260294A/en not_active Expired - Lifetime
-
1980
- 1980-09-19 ZA ZA00805821A patent/ZA805821B/en unknown
-
1981
- 1981-03-16 FR FR8105177A patent/FR2501780A1/en active Granted
-
1984
- 1984-11-09 AU AU35301/84A patent/AU555907B2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
US4260294A (en) | 1981-04-07 |
AU555907B2 (en) | 1986-10-16 |
AU3530184A (en) | 1985-03-14 |
ZA805821B (en) | 1981-09-30 |
FR2501780A1 (en) | 1982-09-17 |